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Full text of "The Morphology And Evolution Of The Apes And Man"

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152
ilOEPHOLOGT AND EVOLUTION
transverse ligaments (fig. 2$, I-T.L.) are fan shaped, and run from the tip of the transverse process above to the upper border of the transverse process below.
Atlanto-axoid Ligaments, — In the Chimpanzee irig. 36) a posterior atlanto-axoid ligament corresponds to the ligamenta subtiava elsewhere ; it is strengthened
TRANS. PROC.
,1-T.L.
-CAPS.
OCCIPITAL BOH£
ATLAS
AXIS.
A.
A.CL
c.
AC.L
P.C.L
POST. ARCH 'AUAS
- RO-AX.
O.RS.I.L*
J-5.S-S.L.
G.S-S.L.
FIG. 26.—The spinal and pelvic ligaments of the Chimpanzee. A and B, costo-spinal joints ; C and D, joints of the skull and vertebral column; E and JT, pelvic joints: ART.P., articular process; CAPS., capsules; P.C.L., posterior capsular ligament; P.B., strengthening bands. Other letters as in text.
by a central (C.A.B.) and several small lateral strengthening bands. The anterior atlanto-axoid ligament corresponds to the anterior common ligament elsewhere.
Joints of the Occipital, Atlas and Axis.—The anterior occipito-atlantoid ligament is a strong membrane corresponding to the anterior atlanto-axoid ligament.